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$679.99
Scat 440076 421 Chevy 4340 Forged Crankshaft, 3.875 Stroke, 400 Main
Scat 440076 421 Chevy 4340 Forged Crankshaft, 3.875 Stroke, 400 Main

Scat 440076 421 Chevy 4340 Forged Crankshaft, 3.875 Stroke, 400 Main

400 Chevy Small Block V8, 421 Chevy Small Block V8, 3.875" Stroke, 400 mains Main Journal Style

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Scat 440076 421 Chevy 4340 Forged Crankshaft, 3.875 Stroke, 400 Main
Scat 440076 421 Chevy 4340 Forged Crankshaft, 3.875 Stroke, 400 Main
Scat 440076 421 Chevy 4340 Forged Crankshaft, 3.875 Stroke, 400 Main
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Scat 440076 421 Chevy 4340 Forged Crankshaft, 3.875 Stroke, 400 Main
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Part # 91515574
$679.99
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  • Designed and engineered at SCAT
  • Features straight shot & chamfered oil holes
  • Has a 2.100" rod pin and weighs only 55 lbs.
  • It is nitride hardened for superior wear resistance
  • Internally balanced to use neutral balance dampers, flywheels or flexplate

Details

Stroke:
3.875"
Main Journal Style:
400 mains
Crankshaft Material:
Forged 4340 Steel
Main Journal Diameter:
2.648"
Rod Journal Diameter:
2.100"
Rear Main Seal Style:
2-piece
Connecting Rod Length:
6.000"
Weight:
55 lbs.
MFG. Part #:
440076
Notes:
internally balanced
Sold in Quantity:
Each

Info

As you make more and more power it becomes more important to use quality parts. These Scat 4340 forged steel cranks will help keep your motor alive.

  • Straight shot & chamfered oil holes
  • Nitride hardened for superior wear reisistance
  • Lightening holes in all rod throws
  • Large radius on all journals
  • Heat treated, shot peened
  • Designed at SCAT
  • Engineered at SCAT
  • Inspected & micropolished at SCAT
  • For 2-piece rear main blocks
  • Internally balanced to use neutral balance dampers, flywheels or flexplates
  • 2.100" rod pin
  • 55 lbs.

Item Details

3.875" stroke - 400 mains - 6.0" rods

Important Messages

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

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